1 Mostyn Street is a Grade II listed building in the Conwy local planning authority area, Wales. First listed on 16 March 1976. Mid-terrace house. 2 related planning applications.
1 Mostyn Street
- WRENN ID
- veiled-panel-bistre
- Grade
- II
- Local Planning Authority
- Conwy
- Constituency
- Bangor Aberconwy MP: Claire Hughes (Lab)
- Country
- Wales
- Date first listed
- 16 March 1976
- Type
- Mid-terrace house
- Address
- 1 Mostyn Street, Llandudno, LL30 2NL
- OS grid reference
- SH 785 821
- Coordinates
- 53.32245, -3.8244
- Source
- Cadw listing
Description
Nos 1 and 3 Mostyn Street in Llandudno is a late 19th-century stucco building that houses shops with accommodation above. It stands three storeys tall with an attic, featuring a slate roof and gabled dormers. The windows are camber-headed with sash glazing, and the building has a modillion and dentil eaves cornice.
The elevation facing Vaughan Street consists of three bays, while the Mostyn Street side has one bay. There is a canted corner bay with quoins at the angles. The Vaughan Street elevation includes paired windows in the centre bay, with first-floor windows set in deep surrounds that have keystones and cornices. The corner bay features similar glazing. The Mostyn Street elevation has a single bay with paired windows on the top floor and a semi-circular bay window on the first floor. The ground floor contains shop fronts.
A verandah supported by iron columns with slightly bulbous panelled bases, capitals, and spandrils features a modern lean-to corrugated roof.
Local climate
1 Mostyn Street sits in a wetter-than-average part of the UK, with an average of 1,100 mm of rain a year. This makes it wetter than 87% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 76% of listed buildings.
It experiences an average of 34 freeze-thaw cycles a year, fewer than 51% of listed buildings. Of these, 18 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.3°C per decade since 1991.
Averages for 1991–2020; temperature trend 1991–2025. Figures describe the wider area (a grid cell of roughly 10 km), not the individual site. Contains modified Copernicus Climate Change Service information 2026.
More on this building
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- Full EPC report — heating system, energy costs, size, glazing, construction etc.
- No sale records on file
- Related listed building consents — 2 applications
- Detailed attributes — period, style, materials, features
- Flood risk assessment
- Radon risk assessment
- Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
Matched applications, energy data and sale records are assembled automatically and may contain errors. Flag incorrect data.
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